It is suitable for double thread lockstitch sewing of light or medium weight material.
适用于薄料、中厚度料的双线锁式线缝缝纫。
However, it is understood by those skilled in the art that the base 86 can be formed from a variety of high strength, light weight material, such as a metal alloy.
然而，本领域的技术人员可以理解基座86可以由各种高强度，轻重量的材料构成，诸如金属合金。
The utility model has the advantages of simple structure, light weight, material conservation, and convenient operation and reparation.
本实用新型结构简单、轻便，节省了原材料；便于操作、修理。
The utility model has the advantages of simple structure, light weight, material conservation, and convenient operation and reparation.
本实用新型结构简单、轻便，节省了原材料；便于操作、修理。
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